import React, { Component } from 'react'
import {NavLink, Route } from "react-router-dom";

import About from './pages/About';
import Home from './pages/Home';

import Header from './components/Header'
import MyNavLink from "./components/MyNavLink";

export default class App extends Component {
  render() {
    return (
      <div>
        <div className="row">
          <div className="col-xs-offset-2 col-xs-8">
            <Header a={1}/>
          </div>
        </div>
        <div className="row">
          <div className="col-xs-2 col-xs-offset-2">
            <div className="list-group">
              {/*  1.在React中靠路由链接切换组件(编写路由链接) */}
              {/*
                <NavLink>About</NavLink>
                <NavLink>Home</NavLink> 
                <NavLink children="Home"></NavLink> 

                标签体内容是特殊的标签属性
                props对象{
                  children:"标签体内容"
                }
              */}
              <MyNavLink to="/about">About</MyNavLink>
              <MyNavLink to="/home">Home</MyNavLink>
            </div>
          </div>
          <div className="col-xs-6">
            <div className="panel">
              <div className="panel-body">
                {/* 2.注册路由 */}
                <Route path='/about' component={About}/>
                <Route path='/home' component={Home}/>
              </div>
            </div>
          </div>
        </div>
      </div>
    )
  }
}
